Sons of Liberty Gun Works L89 Complete Upper Half 14.5in 5.56 Cold Hammer Forged Barrel 13.75in L89 Rail P/W ASR Mount No BCG or CH Black. 50in Threaded then you've arrived at the absolute right place.. Developed using several of the most robust and...

In stock
ShipAmount $0.00
RevType 2
Manufacturer Sons of Liberty Gun Works
Sku M4L89UPPER145CHF556ASR
Identity 34105621962